Ideal gas constant - Revision history

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	<onlyinclude>The '''ideal gas constant''' is also known as the molar gas constant, the gas constant or the universal gas constant. This constant is written as <math>R</math>, and is a constant of proportionality (constant number that is multiplied on one side of a proportional relationship to make them equal) for the [[ideal gas law]].<ref>"Gas constant," Wikipedia, 2021. [Online]. Available: https://en.wikipedia.org/wiki/Gas_constant. [Accessed: 06-May-2021]</ref> </onlyinclude> The ideal gas law is simply <math>PV=nRT</math> where <math>P</math> is pressure, <math>V</math> is volume, <math>n</math> is the number of [[mole]]s of gas, and <math>R</math> is the ideal gas constant.<ref>"The Ideal Gas Law," Chemistry LibreTexts, 2020. [Online]. Available: https://chem.libretexts.org/Bookshelves/Physical_and_Theoretical_Chemistry_Textbook_Maps/Supplemental_Modules_(Physical_and_Theoretical_Chemistry)/Physical_Properties_of_Matter/States_of_Matter/Properties_of_Gases/Gas_Laws/The_Ideal_Gas_Law. [Accessed: 06-May-2021]</ref>		<onlyinclude>The '''ideal gas constant''' is also known as the '''molar gas constant''', the '''gas constant''' or the '''universal gas constant'''. This constant is written as <math>R</math>, and is a constant of proportionality (constant number that is multiplied on one side of a proportional relationship to make them equal) for the [[ideal gas law]].<ref>"Gas constant," Wikipedia, 2021. [Online]. Available: https://en.wikipedia.org/wiki/Gas_constant. [Accessed: 06-May-2021]</ref> </onlyinclude> The ideal gas law is simply <math>PV=nRT</math> where <math>P</math> is pressure, <math>V</math> is volume, <math>n</math> is the number of [[mole]]s of gas, and <math>R</math> is the ideal gas constant.<ref>"The Ideal Gas Law," Chemistry LibreTexts, 2020. [Online]. Available: https://chem.libretexts.org/Bookshelves/Physical_and_Theoretical_Chemistry_Textbook_Maps/Supplemental_Modules_(Physical_and_Theoretical_Chemistry)/Physical_Properties_of_Matter/States_of_Matter/Properties_of_Gases/Gas_Laws/The_Ideal_Gas_Law. [Accessed: 06-May-2021]</ref>

	This constant of proportionality depends on which units are used for the other variables in the ideal gas law equation. Some common values for <math>R</math> are:		This constant of proportionality depends on which units are used for the other variables in the ideal gas law equation. Some common values for <math>R</math> are:
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	==References==		==References==
	{{reflist}}		{{reflist}}
			[[Category:Uploaded]]

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	~~[[Category: Needs citations~~]]		<onlyinclude>The '''ideal gas constant''' is also known as the molar gas constant, the gas constant or the universal gas constant. This constant is written as <math>R</math>, and is a constant of proportionality (constant number that is multiplied on one side of a proportional relationship to make them equal) for the [[ideal gas law]].<ref>"Gas constant," Wikipedia, 2021. [Online]. Available: https://en.wikipedia.org/wiki/Gas_constant. [Accessed: 06-May-2021]</ref> </onlyinclude> The ideal gas law is simply <math>PV=nRT</math> where <math>P</math> is pressure, <math>V</math> is volume, <math>n</math> is the number of [[mole]]s of gas, and <math>R</math> is the ideal gas constant.<ref>"The Ideal Gas Law," Chemistry LibreTexts, 2020. [Online]. Available: https://chem.libretexts.org/Bookshelves/Physical_and_Theoretical_Chemistry_Textbook_Maps/Supplemental_Modules_(Physical_and_Theoretical_Chemistry)/Physical_Properties_of_Matter/States_of_Matter/Properties_of_Gases/Gas_Laws/The_Ideal_Gas_Law. [Accessed: 06-May-2021]</ref>
	<onlyinclude>The '''ideal gas constant''' is also known as the molar gas constant, the gas constant or the universal gas constant. This constant is written as ''R'', and is a constant of proportionality (constant number that is multiplied on one side of a proportional relationship to make them equal) for the [[ideal gas law]].</onlyinclude> The ideal gas law is simply <m>pV=nRT</m> where <m>p</m> is pressure, <m>V</m> is volume, <m>n</m> is the number of [[mole]]s of gas, <m>R</m> is the ideal gas constant. ~~This constant is closely related to [~~[~~Boltzmann's constant~~]~~], <m>k_B<~~/m> (~~to get the ideal gas constant from Boltzmann's constant, multiply by~~ [~~[Avogadro's number~~]~~]: <m>R=N_A k_B~~ </m>).

	This constant of proportionality depends on which units are used~~, some~~ common values are:		This constant of proportionality depends on which units are used for the other variables in the ideal gas law equation. Some common values for <math>R</math> are:
	* 8.~~314~~ [[Joule\|J]] /([[mole]] [[Kelvin\|K]])		* 8.3145 [[Joule\|J]] /([[mole\|mol]] [[Kelvin\|K]])
	* 0.082057 [[Litre\|L]] [[atm]]/ (mole K)		* 8.3145 ([[Cubic meter\|m<sup>3</sup>]] [[Pascal\|Pa]]) / ([[mole\|mol]] [[Kelvin\|K]])
			* 0.082057 [[Litre\|L]] [[atm]]/ ([[mole\|mol]] [[Kelvin\|K]])

	~~For more on~~ the ideal gas constant ~~please see~~ [~~http~~:/~~/chemwiki~~.~~ucdavis.edu/Physical_Chemistry/Physical_Properties_of_Matter/Phases_of_Matter/Gases/Virtual%3A_Gas_Laws/Ideal_Gas_Law_and_the_Gas_Constant UC Davis~~'s ~~chem wiki~~].
	[[~~Category~~:~~Uploaded~~]]		This constant is closely related to [[Boltzmann's constant]], <math>k_B</math> (to get the ideal gas constant from Boltzmann's constant, multiply by [[Avogadro's number]]: <math>R=N_A k_B </math>).

			==Further Reading==
			*[[Molecule]] and [[Avogadro's number]]
			*[[Boltzmann's constant]]
			*[[Ideal gas law]]
			*[[Pressure volume diagram]]
			*Or explore a [[Special:Random\|random page]]

			==References==
			{{reflist}}

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J.williams at 16:54, 12 August 2015

2015-08-12T16:54:46Z

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[[Category:Done 2015-06-01]]
[[Category: Needs citations]]
<onlyinclude>The '''ideal gas constant''' is also known as the molar gas constant, the gas constant or the universal gas constant. This constant is written as ''R'', and is a constant of proportionality (constant number that is multiplied on one side of a proportional relationship to make them equal) for the [[ideal gas law]].</onlyinclude> The ideal gas law is simply <m>pV=nRT</m> where <m>p</m> is pressure, <m>V</m> is volume, <m>n</m> is the number of [[mole]]s of gas, <m>R</m> is the ideal gas constant. This constant is closely related to [[Boltzmann's constant]], <m>k_B</m> (to get the ideal gas constant from Boltzmann's constant, multiply by [[Avogadro's number]]: <m>R=N_A k_B </m>).

This constant of proportionality depends on which units are used, some common values are:
* 8.314 [[Joule|J]] /([[mole]] [[Kelvin|K]])
* 0.082057 [[Litre|L]] [[atm]]/ (mole K)

For more on the ideal gas constant please see [http://chemwiki.ucdavis.edu/Physical_Chemistry/Physical_Properties_of_Matter/Phases_of_Matter/Gases/Virtual%3A_Gas_Laws/Ideal_Gas_Law_and_the_Gas_Constant UC Davis's chem wiki].
[[Category:Uploaded]]